Package org.apache.sshd.scp.client

Class ScpRemote2RemoteTransferHelper

java.lang.Object

org.apache.sshd.common.util.logging.AbstractLoggingBean

org.apache.sshd.scp.client.ScpRemote2RemoteTransferHelper

public class ScpRemote2RemoteTransferHelper
extends org.apache.sshd.common.util.logging.AbstractLoggingBean

Helps transfer files between 2 servers rather than between server and local file system by using 2 ClientSession-s and simply copying from one server to the other

Author:

Apache MINA SSHD Project

Field Summary

Fields

Modifier and Type	Field	Description
protected Charset	csIn
protected Charset	csOut
protected ScpRemote2RemoteTransferListener	listener

Fields inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

log

Constructor Summary

Constructors

Constructor	Description
ScpRemote2RemoteTransferHelper(ClientSession sourceSession, ClientSession destSession)
ScpRemote2RemoteTransferHelper(ClientSession sourceSession, ClientSession destSession, ScpRemote2RemoteTransferListener listener)

Method Summary

Modifier and Type	Method	Description
protected void	executeTransfer(String source, Collection<ScpClient.Option> srcOptions, String destination, Collection<ScpClient.Option> dstOptions)
ClientSession	getDestinationSession()
ClientSession	getSourceSession()
protected void	handleDirectoryTransferRequest(String srcPath, InputStream srcIn, OutputStream srcOut, String dstPath, InputStream dstIn, OutputStream dstOut, int depth, ScpTimestampCommandDetails dirTime, String header)
protected long	handleFileTransferRequest(String source, InputStream srcIn, OutputStream srcOut, String destination, InputStream dstIn, OutputStream dstOut, ScpTimestampCommandDetails fileTime, String header)
protected Object	receiveNextCmd(Object logHint, InputStream in)
protected void	redirectDirectoryTransfer(String source, InputStream srcIn, OutputStream srcOut, String destination, InputStream dstIn, OutputStream dstOut, int depth)
protected long	redirectFileTransfer(String source, InputStream srcIn, OutputStream srcOut, String destination, InputStream dstIn, OutputStream dstOut)
protected void	signalReceivedCommand(AbstractScpCommandDetails details)
String	toString()
void	transferDirectory(String source, String destination, boolean preserveAttributes)	Transfers a directory
void	transferFile(String source, String destination, boolean preserveAttributes)	Transfers a single file
protected long	transferSimpleFile(String source, InputStream srcIn, OutputStream srcOut, String destination, InputStream dstIn, OutputStream dstOut, String header, long length)
protected ScpAckInfo	transferStatusCode(Object logHint, InputStream in, OutputStream out)
protected String	transferTimestampCommand(String source, InputStream srcIn, OutputStream srcOut, String destination, InputStream dstIn, OutputStream dstOut, String header)

Methods inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

debug, debug, debug, debug, debug, error, error, error, error, error, getSimplifiedLogger, info, info, warn, warn, warn, warn, warn, warn, warn, warn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

listener

protected final ScpRemote2RemoteTransferListener listener

csIn

protected final Charset csIn

csOut

protected final Charset csOut

Constructor Detail

ScpRemote2RemoteTransferHelper

public ScpRemote2RemoteTransferHelper(ClientSession sourceSession,
                                      ClientSession destSession)

ScpRemote2RemoteTransferHelper

public ScpRemote2RemoteTransferHelper(ClientSession sourceSession,
                                      ClientSession destSession,
                                      ScpRemote2RemoteTransferListener listener)

Parameters:

sourceSession - The source ClientSession

destSession - The destination ClientSession

listener - An optional ScpRemote2RemoteTransferListener

Method Detail

getSourceSession

public ClientSession getSourceSession()

getDestinationSession

public ClientSession getDestinationSession()

transferFile

public void transferFile(String source,
                         String destination,
                         boolean preserveAttributes)
                  throws IOException

Transfers a single file

Parameters:

source - Source path in the source session

destination - Destination path in the destination session

preserveAttributes - Whether to preserve the attributes of the transferred file (e.g., permissions, file associated timestamps, etc.)

Throws:

IOException - If failed to transfer

transferDirectory

public void transferDirectory(String source,
                              String destination,
                              boolean preserveAttributes)
                       throws IOException

Transfers a directory

Parameters:

source - Source path in the source session

destination - Destination path in the destination session

preserveAttributes - Whether to preserve the attributes of the transferred file (e.g., permissions, file associated timestamps, etc.)

Throws:

IOException - If failed to transfer

executeTransfer

protected void executeTransfer(String source,
                               Collection<ScpClient.Option> srcOptions,
                               String destination,
                               Collection<ScpClient.Option> dstOptions)
                        throws IOException

Throws:

IOException

redirectFileTransfer

protected long redirectFileTransfer(String source,
                                    InputStream srcIn,
                                    OutputStream srcOut,
                                    String destination,
                                    InputStream dstIn,
                                    OutputStream dstOut)
                             throws IOException

Throws:

IOException

handleFileTransferRequest

protected long handleFileTransferRequest(String source,
                                         InputStream srcIn,
                                         OutputStream srcOut,
                                         String destination,
                                         InputStream dstIn,
                                         OutputStream dstOut,
                                         ScpTimestampCommandDetails fileTime,
                                         String header)
                                  throws IOException

Throws:

IOException

redirectDirectoryTransfer

protected void redirectDirectoryTransfer(String source,
                                         InputStream srcIn,
                                         OutputStream srcOut,
                                         String destination,
                                         InputStream dstIn,
                                         OutputStream dstOut,
                                         int depth)
                                  throws IOException

Throws:

IOException

handleDirectoryTransferRequest

protected void handleDirectoryTransferRequest(String srcPath,
                                              InputStream srcIn,
                                              OutputStream srcOut,
                                              String dstPath,
                                              InputStream dstIn,
                                              OutputStream dstOut,
                                              int depth,
                                              ScpTimestampCommandDetails dirTime,
                                              String header)
                                       throws IOException

Throws:

IOException

transferSimpleFile

protected long transferSimpleFile(String source,
                                  InputStream srcIn,
                                  OutputStream srcOut,
                                  String destination,
                                  InputStream dstIn,
                                  OutputStream dstOut,
                                  String header,
                                  long length)
                           throws IOException

Throws:

IOException

transferTimestampCommand

protected String transferTimestampCommand(String source,
                                          InputStream srcIn,
                                          OutputStream srcOut,
                                          String destination,
                                          InputStream dstIn,
                                          OutputStream dstOut,
                                          String header)
                                   throws IOException

Throws:

IOException

transferStatusCode

protected ScpAckInfo transferStatusCode(Object logHint,
                                        InputStream in,
                                        OutputStream out)
                                 throws IOException

Throws:

IOException

receiveNextCmd

protected Object receiveNextCmd(Object logHint,
                                InputStream in)
                         throws IOException

Throws:

IOException

signalReceivedCommand

protected void signalReceivedCommand(AbstractScpCommandDetails details)
                              throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object